Karcher Electric Pressure Washer Dirtblaster Wand K2-K5 series Official Karcher Replacement DirtBlaster Spray Wand Increases the effective cleaning pressure of your Karcher pressure washer by up to 50% Ideal for tougher cleaning projects Be sure to test a small inconspicuous area before using. Not suitable for delicate or painted surfaces. Compatible with all Karcher consumer electric pressure washers